*SUPPORT*
IN: dax fep dax OUT: YELLOW YELLOW YELLOW
IN: lug tufa OUT: GREEN GREEN
IN: lug wif lug zup gazzer tufa OUT: GREEN RED PINK GREEN GREEN RED PINK GREEN
IN: gazzer OUT: PINK
IN: gazzer zup dax OUT: YELLOW PINK
IN: dax lug dax zup gazzer tufa OUT: YELLOW GREEN PINK YELLOW YELLOW GREEN PINK YELLOW
IN: lug fep dax OUT: YELLOW YELLOW GREEN
IN: lug OUT: GREEN
IN: wif gazzer zup gazzer OUT: RED PINK PINK
IN: dax OUT: YELLOW
IN: dax zup dax tufa OUT: YELLOW YELLOW YELLOW YELLOW
IN: lug zup lug OUT: GREEN GREEN
IN: dax zup dax dax zup lug OUT: YELLOW GREEN YELLOW YELLOW
IN: gazzer zup lug fep lug OUT: GREEN GREEN GREEN PINK

*QUERY*
IN: dax tufa OUT: YELLOW YELLOW
IN: gazzer tufa OUT: PINK PINK
IN: wif lug OUT: RED GREEN
IN: wif OUT: RED
IN: lug gazzer OUT: GREEN PINK
IN: gazzer dax zup dax tufa OUT: PINK YELLOW YELLOW PINK YELLOW YELLOW
IN: gazzer zup lug OUT: GREEN PINK
IN: gazzer zup dax fep gazzer tufa OUT: PINK PINK YELLOW PINK PINK PINK YELLOW PINK
IN: dax zup gazzer tufa OUT: PINK YELLOW PINK YELLOW
IN: wif fep gazzer dax zup gazzer OUT: PINK PINK YELLOW PINK PINK YELLOW RED

*GRAMMAR*
wif -> RED 
 dax -> YELLOW 
 lug -> GREEN 
 gazzer -> PINK 
 u1 fep x1 -> [x1] [x1] [u1] 
 x1 tufa -> [x1] [x1] 
 u1 zup x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 